body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f4f6f8;
    color: #333;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

header {
    background: #0f172a;
    color: white;
    padding: 20px 0;
}

nav a {
    color: #cbd5e1;
    margin-right: 20px;
    text-decoration: none;
}

nav a:hover {
    color: white;
}

.hero {
    background: linear-gradient(to right, #1e293b, #0f172a);
    color: white;
    padding: 80px 0;
    text-align: center;
}

button {
    background: #2563eb;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
}

.section-light {
    padding: 60px 0;
    background: white;
}

.grid {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.card {
    background: #f8fafc;
    padding: 20px;
    flex: 1;
    min-width: 250px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.card img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

footer {
    background: #0f172a;
    color: white;
    text-align: center;
    padding: 20px 0;
}